Abstract
The paper proposes the development of a guitar audio amplifier that is made from a low-priced IC LM386 chip, this amplifier can also be used for radios and other electronic projects IC LM 386 is a reliable and versatile chip that can be used even to make an oscillator that can output sine or square waves. The purpose behind developing this guitar audio amplifier is to offer an easy and economical way to build a good sounding amplifier.